Automatic update from web-platform-tests WebMCP: Remove navigator.modelContext This CL is a follow-up to https://crrev.com/c/7867800. It removes navigator.modelContext in favor of document.modelContext. R=khushalsagar Bug: 489045948 Change-Id: I1a4636afc7b0585412ccc3fabe9369148cd9c3cd Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/8062992 Reviewed-by: Khushal Sagar <khushalsagar@chromium.org> Auto-Submit: Dominic Farolino <dom@chromium.org> Commit-Queue: Khushal Sagar <khushalsagar@chromium.org> Cr-Commit-Position: refs/heads/main@{#1659793} -- wpt-commits: 546a309f0e765b577b4f1b8ee60208e5004045ed wpt-pr: 61186